<template>
	<view class="container">
		
		<view class="back-btn yticon icon-zuojiantou-up" @click="navBack"></view>
		
		<!-- 设置白色背景防止软键盘把下部绝对定位元素顶上来盖住输入框等 -->
		<view class="wrapper">
			<view class="left-top-sign">LOGIN</view>
			<view class="welcome">
				欢迎回来！
			</view>
			
			<view class="input-content">
				<view class="input-item">
					<text class="tit">手机号码</text>
					<input 
						type="text" 
						:value="mobile" 
						placeholder="请输入手机号码"
						data-key="mobile"
						@input="inputChange"
					/>
				</view>
				<view class="input-item">
					<text class="tit">密码</text>
					<input 
						type="mobile" 
						value="" 
						placeholder="6-18位不含特殊字符的数字、字母组合"
						placeholder-class="input-empty"
						maxlength="20"
						password 
						data-key="password"
						@input="inputChange"
						@confirm="toLogin"
					/>
				</view>
			</view>
			<button class="confirm-btn" @click="toLogin" :disabled="logining">登录</button>
			<!-- #ifdef MP-WEIXIN -->
			<button class="confirm-btn" open-type="getPhoneNumber" @getphonenumber="loginForWechatMini">授权微信绑定电话号码一键登录</button>
			<!-- #endif -->
			
			<view class="forget-section">
				<view><label @click="register('resetpwd')">忘记密码</label> - <label @click="register('register')">立马注册</label></view>
			</view>
			
			
		</view>
	</view>
</template>

<script>
	import {  
        mapMutations  
    } from 'vuex';
	
	export default{
		data(){
			return {
				mobile: '',
				password: '',
				logining: false
			}
		},
		onLoad(){
			
		},
		methods: {
			...mapMutations(['login']),
			inputChange(e){
				const key = e.currentTarget.dataset.key;
				this[key] = e.detail.value;
			},
			navBack(){
				uni.navigateBack();
			},
			async toLogin(){
				this.logining = true;
				let data = await this.$api.request('/user/login', 'POST', {
					mobile: this.mobile,
					password: this.password
				})
				if (data) {
					this.$store.commit('login', data)
					
					this.logining = true;
					
					setTimeout(function(){
						uni.navigateBack();
					}, 2000)
					
				} else {
					this.logining = false;
				}
				
			},
			register(event){
				uni.navigateTo({
					url:'./register?event='+event
				})
			},
			// #ifdef MP-WEIXIN
			async loginForWechatMini(e) {
				if (e.hasOwnProperty('detail')) {
					let data = await this.$api.request('/user/loginForWechatMini', 'POST',{
						encryptedData: e.detail.encryptedData,
						iv: e.detail.iv
					});
					
					if (data) {
						this.$store.commit('login', data);
						this.$api.msg('登录成功');
						setTimeout(function() {
							uni.navigateBack();
						},2000);
					}
				}
			},
			// #endif
		},

	}
</script>

<style lang='scss'>
	page{
		background: #fff;
	}
	.container{
		padding-top: 160rpx;
		position:relative;
		width: 100vw;
		height: 100vh;
		overflow: hidden;
		background: #fff;
	}
	.wrapper{
		position:relative;
		z-index: 90;
		background: #fff;
		padding-bottom: 40upx;
	}
	.back-btn{
		position:absolute;
		left: 40upx;
		z-index: 9999;
		padding-top: var(--status-bar-height);
		top: 40upx;
		font-size: 40upx;
		color: $font-color-dark;
	}
	.left-top-sign{
		font-size: 120upx;
		color: $page-color-base;
		position:relative;
		left: -16upx;
	}
	.welcome{
		position:relative;
		left: 50upx;
		top: -90upx;
		font-size: 46upx;
		color: #555;
		text-shadow: 1px 0px 1px rgba(0,0,0,.3);
	}
	.input-content{
		padding: 0 60upx;
	}
	.input-item{
		display:flex;
		flex-direction: column;
		align-items:flex-start;
		justify-content: center;
		padding: 0 30upx;
		background:$page-color-light;
		height: 120upx;
		border-radius: 4px;
		margin-bottom: 50upx;
		&:last-child{
			margin-bottom: 0;
		}
		.tit{
			height: 50upx;
			line-height: 56upx;
			font-size: $font-sm+2upx;
			color: $font-color-base;
		}
		input{
			height: 60upx;
			font-size: $font-base + 2upx;
			color: $font-color-dark;
			width: 100%;
		}	
	}

	.confirm-btn{
		width: 630upx;
		height: 76upx;
		line-height: 76upx;
		border-radius: 50px;
		margin-top: 70upx;
		background: $uni-color-primary;
		color: #fff;
		font-size: $font-lg;
		&:after{
			border-radius: 100px;
		}
	}
	.forget-section{
		font-size: $font-sm+10upx;
		color: $font-color-spec;
		text-align: center;
		margin-top: 100upx;
		label{
			margin: 10upx 60upx;
		}
	}
	.register-section{
		position:absolute;
		left: 0;
		bottom: 50upx;
		width: 100%;
		font-size: $font-sm+2upx;
		color: $font-color-base;
		text-align: center;
		text{
			color: $font-color-spec;
			margin-left: 10upx;
		}
	}
</style>
